Oracle as 10gR3 集群及其管理

wzy25

Modify $OC4J_HOME/config/application.xml or oraion_application.xml
Add following :
<cluster allow-colocation="false" write-quota="1">
<replication-policy trigger="onRequestEnd" scope="modifiedAttributes"/>
<protocol>
<database data-source="jdbc/MyOracleDS"/>
</protocol>
</cluster>

OC4J_HTTP_SESSION (auto create)
OC4J_HTTP_SESSION_VALUE
OC4J_EJB_SESSION

wzy25

Test jsp
<% String user_count=(String)session.getAttribute("user_count";
if(user_count==null)
{
session.setAttribute("user_count","1";
out.print("null";
System.out.println("null";
}
else
{
System.out.println("before "+user_count);
user_count=Integer.parseInt(user_count)+1+"";
System.out.println("after add "+user_count);
session.setAttribute("user_count",user_count);
out.print(user_count);
}%>

wzy25

Test
Open the test page ,check which oc4j serve
Restart the first serve oc4j
Reclick the test page on the first window,session should replicated to the second oc4j

wzy25

Application Server Control
opmnctl
admin_client.jar
admin.jar(standalone only)

wzy25

Oracle Notification Server(ONS)
Receives  notification from other ONS
Send notification to other ONS
Oracle Process Manager(PM)
Start,stop,restart managed process(oc4j,OHS..)
Monitor managed process
Automatic restart managed process
Two process,first start second ,second manage managed  process

wzy25

Deploy,undeploy application,web module,ejb module
Incrementally update a deployed EJB module
Create, modify, or remove shared libraries for an application
Start, restart, or stop applications
Restart or stop an OC4J instance or group of instances
Add, test, and remove data sources
Add and remove JMS connection pools

wzy25

[oas1013@test001 home]$ java -jar admin_client.jar
Usage:
   java -jar admin_client.jar <connection_uri> <username> <password> <command>
Valid commands are:
-shutdown
-restart
-deploy -file <filename> -deploymentName <appname> [options]
-redeploy -file <filename> -deploymentName <appname> [options]
-undeploy <appname> [options]
-bindWebApp -appName <appname> -webModuleName <name> [options]
-bindAllWebApps -appName <appname> [options]
-start <appname>
-stop <appname>
-updateEJBModule -appName <appname> -ejbModuleName <name> -file <path>
-listSharedLibraries
-describeSharedLibrary -name <name> -version <version>
-publishSharedLibrary -name <name> -version <version> [options]
-modifySharedLibrary -name <name> -version <version> [options]
-removeSharedLibrary -name <name> -version <version>
-validateURI

wzy25

DMS Tools
        command line  tool for report performance metrics

AggreSpy
        web-based servlet for report performance metrics

Application server control

wzy25

[oas1013@test001 home]$ dmstool

Usage:

dmstool -help
dmstool -list [-table] [-delimitor <delimitor>]
        [-address <[opmn://]host[ort][path],...>]
dmstool [-interval <secs>] [-count <num>]
        [-address <[opmn://]host[ort][path],...>]
        [-delimitor <delimitor>] <metric> <metric> ...
dmstool -table [-interval <secs>] [-count <num>]
       [-address <[opmn://]host[ort][path],...>]
       [<table> <table> ...]
dmstool -reset [-table] <metric|table> <metric|table> ...
dmstool -dump [-interval <secs>] [-count <num>]
       [-address <[opmn://]host[ort][path],...>] [format=xml|<query>]

wzy25

[oas1013@test001 OracleAS_1]$ dmstool -table -list

oc4j_web_module
oc4j_workManagementPool
ohs_child
ohs_module
ohs_ossl
ohs_responses